/*
 * Copyright 2000-2013 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package jps.incremental.storage.treediff.digest;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

/**
 * @author Sergey Serebryakov
 */
public class SHA1HashProvider implements HashProvider {
    @Override
    public MessageDigest getMessageDigest() {
        try {
            return MessageDigest.getInstance("SHA-1");
        }
        catch (NoSuchAlgorithmException e) {
            throw new RuntimeException("No SHA-1 implementation? Really?");
        }
    }
}
